Service difficulty report · Floor Panel · Boeing 73779P

Difficulty date
August 1, 2017
Submitted
January 27, 2022
Operation
Air carrier
Aircraft
N7860A
Make and model
Boeing 73779P
Aircraft serial
29362
Aircraft time
36,684 hours, 25,962 cycles
Part
Floor Panel
Condition
Corroded
Location
Fwd Cargo Bay
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

FWD CARGO BAY FLOOR PNL 120BF HAS CORROSION AROUND EDGES / LOCATED; DRILLED AND COUNTERSUNK NEW FWD CARGO BAY FLOOR PNL 120BF MAT'L 2024T3 .071 LOT #1291186 I.A.W SRM 51-40-05-0G-0; DWG 453A1610 ID0017 REV A; AND SRM 51-40-08-0G-0. APPLIED ALODINE AND PRIMER I.A.W AMM 51-21-41-370-802 AND AMM 51-21-72-370-804. CORROSION ON ORIGINAL CARGO FLOOR PANEL 120BF EXCEEDS 3' IN LENGTH. DAMAGE FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-1 8612C 25AUG17 INSP 379 23AUG17

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